Processes of producing high viscosity index oils,申请号US19320639046-传众专利搜索

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发明名称	Processes of producing high viscosity index oils
摘要
申请公布号	US2003236(A)	申请公布日期	1935.05.28
申请号	US19320639046	申请日期	1932.10.22
申请人	MID-CONTINENT PETROLEUM CORPORATION	发明人	BENNETT HARRY T.
分类号	C10G21/18	主分类号	C10G21/18
代理机构		代理人
主权项
地址

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